Battery charger



FIG. 1 is a perspective view of a battery charger, showing our design with the connector attached;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a back elevational view thereof.

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front elevational view thereof with the charger connector removed;

FIG. 9 is a back elevational view thereof;

FIG. 10 is a right side elevational view thereof;

FIG. 11 is a front elevational view thereof with the charger connector partially separated from the bottom side of the battery charger; and,

FIG. 12 is a front elevational view thereof with the charger connector partially separated from the top side of the battery charger.

The broken lines depict portions of the battery charger that form no part of the claimed design. 

CLAIM We claim the ornamental design for a battery charger, as shown and described. 